DevelopmentSecurityandEthics

DevelopmentSecurityandEthics - ISM3630...

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1 ISM 3630  Business Information Systems Dr. David Huff
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Development Methodologies
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Linear Development Waterfall Requires that one phase  be completed before the  next can begin Unrealistic Slow Costly Not easily maintained Analyze Define Design  Implement
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Linear Development Waterfall Requires that one phase  be completed before the  next can begin Fountain Allows for Summative  Evaluation  Post Mortem, and  tweaking Analyze Define Design  Implement
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Iterative Development SDLC (9 Step Process) ADDIE Analyze Define Design Implement Evaluate Analyze Define Design  Implement Evaluate
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Iterative Development Restrictive Still Linear Long Time  Between A and I Between Customer and Product Between Milestones Responsibility  Payables Analyze Define Design  Implement Evaluate
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Recursive Development Proto Typing Demonstrate functionality in cheap chunks Added a recursive step at each milestone Get buy-off Ownership Payment Caught problems early
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Recursive Development Proto Typing Demonstrate functionality in cheap chunks Added a recursive step at each milestone Rapid Proto Typing Design and Develop at the same time Decisions are made at the table Merge the business and technology Share Ownership
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Bottom Line for PM Plan for Change Expect Embrace Get Started Prototype Build deliverable pieces Allow for growth
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Information Systems Roles Project Manager System Analyst Programmer/Developer Quality Control System Administrator Database Administrator Security and Audit
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Project Manager Manage Project Resources Time Money People and Equipment Suppliers/Outsource Suppliers Bridges Technology and Business  issues Requires high level of attention to detail  and organization 
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System Analyst Explores user wants/needs and creates  project definition Project Specifications Technical Specifications Must employ some methodology SDLC Prototyping Extreme Programming
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Programmer/Developer Creates new applications C++, Java, Perl, Visual Basic HTML, Java Script, VB Script Maintains Legacy Systems Cobol, Fortran, C Proprietary Languages
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DevelopmentSecurityandEthics - ISM3630...

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